SOLUTION: I have triangle an know the length of 2 sides I need to know the length of the 3rd side. 1 side is 1500 mm 1 side is 1200 mm. What is the length of the 3rd side? How do I w

Algebra ->  Triangles -> SOLUTION: I have triangle an know the length of 2 sides I need to know the length of the 3rd side. 1 side is 1500 mm 1 side is 1200 mm. What is the length of the 3rd side? How do I w      Log On


   

Question 246449: I have triangle an know the length of 2 sides I need to know the length of the 3rd side.
1 side is 1500 mm
1 side is 1200 mm.
What is the length of the 3rd side?
How do I work out angles?
Thanks
Found 2 solutions by richwmiller, Alan3354:
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Do you know what kind of triangle it is?
right, scalene, isosceles or equilateral?

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
If 3 elements of a triangle are known, and at least 1 of them is a side, you can find the other 3.
With only 2 given, it's not possible.